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Optimize _.times.

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Former-commit-id: beae48853d0e9be1c3016c11bee86a272964dfa2
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John-David Dalton
2012-05-31 17:27:49 -06:00
parent 3d8cc32302
commit 7d62bbf74f
1 changed files with 12 additions and 4 deletions
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16
lodash.js
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@@ -3034,13 +3034,21 @@
* @example * @example
* *
* _.times(3, function() { genie.grantWish(); }); * _.times(3, function() { genie.grantWish(); });
* // => calls `genie.grantWish()` 3 times
*
* _.times(3, function() { this.grantWish(); }, genie);
* // => also calls `genie.grantWish()` 3 times
*/ */
function times(n, callback, thisArg) { function times(n, callback, thisArg) {
var index = -1;
if (thisArg) { if (thisArg) {
callback = bind(callback, thisArg); while (++index < n) {
} callback.call(thisArg, index);
for (var index = 0; index < n; index++) { }
callback(index); } else {
while (++index < n) {
callback(index);
}
} }
} }